Doc about cudnn v3

5f3b4fab · Frederic · Arnaud Bergeron · b5aeafc9 · 5f3b4fab
--- a/doc/index.txt
+++ b/doc/index.txt
@@ -21,6 +21,8 @@ Montreal).
 News
 ====

+* We added support for :ref:`CuDNN v3 <libdoc_cuda_dnn>`.
+
 * We added support for :attr:`CNMeM <config.lib.cnmem>` to speed up
  the GPU memory allocation.